Classified National Security Information Law and Legal Definition

Pursuant to 49 CFR 8.5 [Title 49 – Transportation; Subtitle A -- Office of the Secretary of Transportation; Part 8 -- Classified Information: Classification/Declassification/Access], classified national security information means “information that has been determined under Executive Order 12958, or any predecessor or successor order, to require protection against unauthorized disclosure, and is marked to indicate its classified status when in documentary form.”